This 18" ODIN Works AR-15 barrel has a SAAMI spec 6.5 Grendel chamber and a DMR (Designated Marksman Rifle) heavy profile. It is made of 416R stainless steel, has 1:8" button rifling and is hand lapped. The barrel has M4 feed ramps. The gas placement is intermediate, and the muzzle is threaded 5/8x24. ODIN guarantees 1 MOA accuracy with this barrel. It comes with a tunable gas block and intermediate gas tube.

Specifications and Features
6.5 Grendel
SAAMI spec chamber
DMR heavy profile
18"
2.43 lbs
Intermediate gas placement
1:8" button rifled
Hand lapped
M4 feed ramps
5/8x24 muzzle threads
416R stainless steel
Includes: tunable gas block, intermediate gas tube

Fits:

AR-15 upper receivers